161521432

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{9749}}^1$

素因数の和:9883

約数の個数: 32

約数和(自身を含む): 321750000

約数和(自身を除く): 160228568

約数列:

[1, 2, 4, 8, 19, 38, 76, 109, 152, 218, 436, 872, 2071, 4142, 8284, 9749, 16568, 19498, 38996, 77992, 185231, 370462, 740924, 1062641, 1481848, 2125282, 4250564, 8501128, 20190179, 40380358, 80760716, 161521432]

約数ペア:

[(1, 161521432), (2, 80760716), (4, 40380358), (8, 20190179), (19, 8501128), (38, 4250564), (76, 2125282), (109, 1481848), (152, 1062641), (218, 740924), (436, 370462), (872, 185231), (2071, 77992), (4142, 38996), (8284, 19498), (9749, 16568)]